左支右绌zuǒ zhī yòu chù

本指射箭时左臂撑弓、屈右臂扣弦之法。后转指应付了左面，右面又感到不够。表示财力或能力不足，穷于应付。

英not have enough money to cover the expenses; be unable to cope with a situation; be in straitened circumstances;